Tridopsis tridentata, Eastern North America. Both genus and species names refer to the three barriers ("teeth') in the shell aperture (not visible here). These barriers keep potential predators out of the shell when the snail is retracted.

About this image

Identification
Triodopsis tridentata
Contributors
John B. Burch, University of Michigan-Ann Arbor
photographer copyright holder
Subjects

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To cite this page: Burch, J. 2004. "092.rjb1.jpg" (On-line), Animal Diversity Web. Accessed {%B %d, %Y} at https://animaldiversity.org/collections/contributors/jack_burch/092.rjb1/

Last updated: 2004-53-01 / Generated: 2025-09-15 01:58

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